Which function is equivalent to f(x) =3x^3-x^2-3x+1

Which sums are equal to 1hold 6/8? choose all answers that are correcta.1/8+6/8b.12/8+2/8c.8/8+1/8+1/8+1/8+1/8+1/8+1/8d.8/8+6/8

Which expression is equivalent to -5(3x - 6/7)

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?